210219-N-BM428-0082 MEDITERRANEAN SEA (FEB. 19, 2021) Cmdr. Thomas Ralston, commanding officer of the Arleigh Burke-class guided-missile destroyer USS Porter (DDG 78) waves to the Hellenic Navy Ellis-class frigate HS Adrias (F 459) during a War at Sea exercise in the Mediterranean Sea, Feb. 19, 2021. Porter, forward deployed to Rota, Spain, is on its ninth patrol in the U.S. Sixth Fleet area of operations in support of U.S. national interests and security in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 2nd Class Damon Grosvenor)